Dark Crystal

Locations:

• Aria's Pet Shop
  • 8-Bit Battleon Town
  • Aria's Pet Shoppe
  • Ebil Battleon Town
  • Nostalgia Quest

Price: 10,000 Gold
Sellback: 2,500 Gold
Rarity: Weird Rarity
Description: What powers this strange crystal holds is a mystery for now.
Notes:

• Used in the 'Purchase Sword of Nulgath' quest.
• Also see:
  • Blood Crystal.
  • Dark Bloodtear.
  • Obsidian Crystal.
  • Soul Crystal.
  • Soul Crystal Cape.

Thanks to mturf, Nightly, Reign Man and Tendou no Mazo.